mirror of
https://github.com/libretro/RetroArch.git
synced 2024-12-11 10:13:53 +00:00
504 lines
13 KiB
C
504 lines
13 KiB
C
/* RetroArch - A frontend for libretro.
|
|
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
|
|
* Copyright (C) 2012-2015 - Michael Lelli
|
|
*
|
|
* RetroArch is free software: you can redistribute it and/or modify it under the terms
|
|
* of the GNU General Public License as published by the Free Software Found-
|
|
* ation, either version 3 of the License, or (at your option) any later version.
|
|
*
|
|
* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
|
|
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
|
|
* PURPOSE. See the GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License along with RetroArch.
|
|
* If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include <math.h>
|
|
|
|
#include <VG/openvg.h>
|
|
#include <VG/vgext.h>
|
|
#include <EGL/egl.h>
|
|
#include <EGL/eglext.h>
|
|
|
|
#include <retro_inline.h>
|
|
#include <retro_assert.h>
|
|
#include <gfx/math/matrix_3x3.h>
|
|
|
|
#include "../video_context_driver.h"
|
|
#include "../../libretro.h"
|
|
#include "../../general.h"
|
|
#include "../../retroarch.h"
|
|
#include "../../driver.h"
|
|
#include "../../performance.h"
|
|
#include "../font_driver.h"
|
|
#include "../../content.h"
|
|
#include "../../runloop.h"
|
|
#include "../../verbosity.h"
|
|
|
|
typedef struct
|
|
{
|
|
bool should_resize;
|
|
float mScreenAspect;
|
|
bool keep_aspect;
|
|
bool mEglImageBuf;
|
|
unsigned mTextureWidth;
|
|
unsigned mTextureHeight;
|
|
unsigned mRenderWidth;
|
|
unsigned mRenderHeight;
|
|
unsigned x1, y1, x2, y2;
|
|
VGImageFormat mTexType;
|
|
VGImage mImage;
|
|
math_matrix_3x3 mTransformMatrix;
|
|
VGint scissor[4];
|
|
EGLImageKHR last_egl_image;
|
|
|
|
char *mLastMsg;
|
|
uint32_t mFontHeight;
|
|
VGFont mFont;
|
|
void *mFontRenderer;
|
|
const font_renderer_driver_t *font_driver;
|
|
bool mFontsOn;
|
|
VGuint mMsgLength;
|
|
VGuint mGlyphIndices[1024];
|
|
VGPaint mPaintFg;
|
|
VGPaint mPaintBg;
|
|
} vg_t;
|
|
|
|
static PFNVGCREATEEGLIMAGETARGETKHRPROC pvgCreateEGLImageTargetKHR;
|
|
|
|
static void vg_set_nonblock_state(void *data, bool state)
|
|
{
|
|
unsigned interval = state ? 0 : 1;
|
|
gfx_ctx_ctl(GFX_CTL_SWAP_INTERVAL, &interval);
|
|
}
|
|
|
|
static INLINE bool vg_query_extension(const char *ext)
|
|
{
|
|
const char *str = (const char*)vgGetString(VG_EXTENSIONS);
|
|
bool ret = str && strstr(str, ext);
|
|
RARCH_LOG("Querying VG extension: %s => %s\n",
|
|
ext, ret ? "exists" : "doesn't exist");
|
|
|
|
return ret;
|
|
}
|
|
|
|
static void *vg_init(const video_info_t *video, const input_driver_t **input, void **input_data)
|
|
{
|
|
gfx_ctx_mode_t mode;
|
|
gfx_ctx_input_t inp;
|
|
gfx_ctx_aspect_t aspect_data;
|
|
unsigned interval;
|
|
unsigned temp_width = 0, temp_height = 0;
|
|
VGfloat clearColor[4] = {0, 0, 0, 1};
|
|
settings_t *settings = config_get_ptr();
|
|
vg_t *vg = (vg_t*)calloc(1, sizeof(vg_t));
|
|
const gfx_ctx_driver_t *ctx = gfx_ctx_init_first(vg, settings->video.context_driver,
|
|
GFX_CTX_OPENVG_API, 0, 0, false);
|
|
|
|
if (!vg || !ctx)
|
|
goto error;
|
|
|
|
gfx_ctx_ctl(GFX_CTL_SET, ctx);
|
|
|
|
gfx_ctx_ctl(GFX_CTL_GET_VIDEO_SIZE, &mode);
|
|
|
|
temp_width = mode.width;
|
|
temp_height = mode.height;
|
|
mode.width = 0;
|
|
mode.height = 0;
|
|
|
|
RARCH_LOG("Detecting screen resolution %ux%u.\n", temp_width, temp_height);
|
|
|
|
if (temp_width != 0 && temp_height != 0)
|
|
video_driver_set_size(&temp_width, &temp_height);
|
|
|
|
interval = video->vsync ? 1 : 0;
|
|
|
|
gfx_ctx_ctl(GFX_CTL_SWAP_INTERVAL, &interval);
|
|
gfx_ctx_ctl(GFX_CTL_UPDATE_WINDOW_TITLE, NULL);
|
|
|
|
vg->mTexType = video->rgb32 ? VG_sXRGB_8888 : VG_sRGB_565;
|
|
vg->keep_aspect = video->force_aspect;
|
|
|
|
unsigned win_width = video->width;
|
|
unsigned win_height = video->height;
|
|
if (video->fullscreen && (win_width == 0) && (win_height == 0))
|
|
{
|
|
video_driver_get_size(&temp_width, &temp_height);
|
|
|
|
win_width = temp_width;
|
|
win_height = temp_height;
|
|
}
|
|
|
|
mode.width = win_width;
|
|
mode.height = win_height;
|
|
mode.fullscreen = video->fullscreen;
|
|
|
|
if (!gfx_ctx_ctl(GFX_CTL_SET_VIDEO_MODE, &mode))
|
|
goto error;
|
|
|
|
video_driver_get_size(&temp_width, &temp_height);
|
|
|
|
temp_width = 0;
|
|
temp_height = 0;
|
|
mode.width = 0;
|
|
mode.height = 0;
|
|
|
|
gfx_ctx_ctl(GFX_CTL_GET_VIDEO_SIZE, &mode);
|
|
|
|
temp_width = mode.width;
|
|
temp_height = mode.height;
|
|
mode.width = 0;
|
|
mode.height = 0;
|
|
|
|
vg->should_resize = true;
|
|
|
|
if (temp_width != 0 && temp_height != 0)
|
|
{
|
|
RARCH_LOG("Verified window resolution %ux%u.\n", temp_width, temp_height);
|
|
video_driver_set_size(&temp_width, &temp_height);
|
|
}
|
|
|
|
video_driver_get_size(&temp_width, &temp_height);
|
|
|
|
vg->mScreenAspect = (float)temp_width / temp_height;
|
|
|
|
aspect_data.aspect = &vg->mScreenAspect;
|
|
aspect_data.width = temp_width;
|
|
aspect_data.height = temp_height;
|
|
|
|
gfx_ctx_ctl(GFX_CTL_TRANSLATE_ASPECT, &aspect_data);
|
|
|
|
vgSetfv(VG_CLEAR_COLOR, 4, clearColor);
|
|
|
|
vg->mTextureWidth = vg->mTextureHeight = video->input_scale * RARCH_SCALE_BASE;
|
|
vg->mImage = vgCreateImage(vg->mTexType, vg->mTextureWidth, vg->mTextureHeight,
|
|
video->smooth ? VG_IMAGE_QUALITY_BETTER : VG_IMAGE_QUALITY_NONANTIALIASED);
|
|
vg_set_nonblock_state(vg, !video->vsync);
|
|
|
|
inp.input = input;
|
|
inp.input_data = input_data;
|
|
|
|
gfx_ctx_ctl(GFX_CTL_INPUT_DRIVER, &inp);
|
|
|
|
if (settings->video.font_enable && font_renderer_create_default(&vg->font_driver, &vg->mFontRenderer,
|
|
*settings->video.font_path ? settings->video.font_path : NULL, settings->video.font_size))
|
|
{
|
|
vg->mFont = vgCreateFont(0);
|
|
|
|
if (vg->mFont != VG_INVALID_HANDLE)
|
|
{
|
|
vg->mFontsOn = true;
|
|
vg->mFontHeight = settings->video.font_size;
|
|
vg->mPaintFg = vgCreatePaint();
|
|
vg->mPaintBg = vgCreatePaint();
|
|
VGfloat paintFg[] = { settings->video.msg_color_r, settings->video.msg_color_g, settings->video.msg_color_b, 1.0f };
|
|
VGfloat paintBg[] = { settings->video.msg_color_r / 2.0f, settings->video.msg_color_g / 2.0f, settings->video.msg_color_b / 2.0f, 0.5f };
|
|
|
|
vgSetParameteri(vg->mPaintFg, VG_PAINT_TYPE, VG_PAINT_TYPE_COLOR);
|
|
vgSetParameterfv(vg->mPaintFg, VG_PAINT_COLOR, 4, paintFg);
|
|
|
|
vgSetParameteri(vg->mPaintBg, VG_PAINT_TYPE, VG_PAINT_TYPE_COLOR);
|
|
vgSetParameterfv(vg->mPaintBg, VG_PAINT_COLOR, 4, paintBg);
|
|
}
|
|
}
|
|
|
|
if (vg_query_extension("KHR_EGL_image") && gfx_ctx_ctl(GFX_CTL_IMAGE_BUFFER_INIT, video))
|
|
{
|
|
gfx_ctx_proc_address_t proc_address;
|
|
|
|
proc_address.sym = "vgCreateEGLImageTargetKHR";
|
|
|
|
gfx_ctx_ctl(GFX_CTL_PROC_ADDRESS_GET, &proc_address);
|
|
|
|
pvgCreateEGLImageTargetKHR = (PFNVGCREATEEGLIMAGETARGETKHRPROC)proc_address.addr;
|
|
|
|
if (pvgCreateEGLImageTargetKHR)
|
|
{
|
|
RARCH_LOG("[VG] Using EGLImage buffer\n");
|
|
vg->mEglImageBuf = true;
|
|
}
|
|
}
|
|
|
|
#if 0
|
|
const char *ext = (const char*)vgGetString(VG_EXTENSIONS);
|
|
if (ext)
|
|
RARCH_LOG("[VG] Supported extensions: %s\n", ext);
|
|
#endif
|
|
|
|
return vg;
|
|
|
|
error:
|
|
if (vg)
|
|
free(vg);
|
|
gfx_ctx_ctl(GFX_CTL_DESTROY, NULL);
|
|
return NULL;
|
|
}
|
|
|
|
static void vg_free(void *data)
|
|
{
|
|
vg_t *vg = (vg_t*)data;
|
|
|
|
if (!vg)
|
|
return;
|
|
|
|
vgDestroyImage(vg->mImage);
|
|
|
|
if (vg->mFontsOn)
|
|
{
|
|
vgDestroyFont(vg->mFont);
|
|
vg->font_driver->free(vg->mFontRenderer);
|
|
vgDestroyPaint(vg->mPaintFg);
|
|
vgDestroyPaint(vg->mPaintBg);
|
|
}
|
|
|
|
gfx_ctx_ctl(GFX_CTL_FREE, NULL);
|
|
|
|
free(vg);
|
|
}
|
|
|
|
static void vg_calculate_quad(vg_t *vg)
|
|
{
|
|
unsigned width, height;
|
|
video_driver_get_size(&width, &height);
|
|
|
|
/* set viewport for aspect ratio, taken from the OpenGL driver. */
|
|
if (vg->keep_aspect)
|
|
{
|
|
float desired_aspect = video_driver_get_aspect_ratio();
|
|
|
|
/* If the aspect ratios of screen and desired aspect ratio
|
|
* are sufficiently equal (floating point stuff),
|
|
* assume they are actually equal. */
|
|
if (fabs(vg->mScreenAspect - desired_aspect) < 0.0001)
|
|
{
|
|
vg->x1 = 0;
|
|
vg->y1 = 0;
|
|
vg->x2 = width;
|
|
vg->y2 = height;
|
|
}
|
|
else if (vg->mScreenAspect > desired_aspect)
|
|
{
|
|
float delta = (desired_aspect / vg->mScreenAspect - 1.0) / 2.0 + 0.5;
|
|
vg->x1 = width * (0.5 - delta);
|
|
vg->y1 = 0;
|
|
vg->x2 = 2.0 * width * delta + vg->x1;
|
|
vg->y2 = height + vg->y1;
|
|
}
|
|
else
|
|
{
|
|
float delta = (vg->mScreenAspect / desired_aspect - 1.0) / 2.0 + 0.5;
|
|
vg->x1 = 0;
|
|
vg->y1 = height * (0.5 - delta);
|
|
vg->x2 = width + vg->x1;
|
|
vg->y2 = 2.0 * height * delta + vg->y1;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
vg->x1 = 0;
|
|
vg->y1 = 0;
|
|
vg->x2 = width;
|
|
vg->y2 = height;
|
|
}
|
|
|
|
vg->scissor[0] = vg->x1;
|
|
vg->scissor[1] = vg->y1;
|
|
vg->scissor[2] = vg->x2 - vg->x1;
|
|
vg->scissor[3] = vg->y2 - vg->y1;
|
|
|
|
vgSetiv(VG_SCISSOR_RECTS, 4, vg->scissor);
|
|
}
|
|
|
|
static void vg_copy_frame(void *data, const void *frame,
|
|
unsigned width, unsigned height, unsigned pitch)
|
|
{
|
|
vg_t *vg = (vg_t*)data;
|
|
|
|
if (vg->mEglImageBuf)
|
|
{
|
|
gfx_ctx_image_t img_info;
|
|
EGLImageKHR img = 0;
|
|
bool new_egl = false;
|
|
|
|
img_info.frame = frame;
|
|
img_info.width = width;
|
|
img_info.height = height;
|
|
img_info.pitch = pitch;
|
|
img_info.rgb32 = (vg->mTexType == VG_sXRGB_8888);
|
|
img_info.index = 0;
|
|
img_info.handle = &img;
|
|
|
|
new_egl = gfx_ctx_ctl(GFX_CTL_IMAGE_BUFFER_WRITE, &img_info);
|
|
|
|
retro_assert(img != EGL_NO_IMAGE_KHR);
|
|
|
|
if (new_egl)
|
|
{
|
|
vgDestroyImage(vg->mImage);
|
|
vg->mImage = pvgCreateEGLImageTargetKHR((VGeglImageKHR) img);
|
|
if (!vg->mImage)
|
|
{
|
|
RARCH_ERR("[VG:EGLImage] Error creating image: %08x\n", vgGetError());
|
|
exit(2);
|
|
}
|
|
vg->last_egl_image = img;
|
|
}
|
|
}
|
|
else
|
|
vgImageSubData(vg->mImage, frame, pitch, vg->mTexType, 0, 0, width, height);
|
|
}
|
|
|
|
static bool vg_frame(void *data, const void *frame,
|
|
unsigned frame_width, unsigned frame_height,
|
|
uint64_t frame_count, unsigned pitch, const char *msg)
|
|
{
|
|
unsigned width, height;
|
|
vg_t *vg = (vg_t*)data;
|
|
static struct retro_perf_counter vg_fr = {0};
|
|
static struct retro_perf_counter vg_image = {0};
|
|
|
|
rarch_perf_init(&vg_fr, "vg_fr");
|
|
retro_perf_start(&vg_fr);
|
|
|
|
video_driver_get_size(&width, &height);
|
|
|
|
if (frame_width != vg->mRenderWidth || frame_height != vg->mRenderHeight || vg->should_resize)
|
|
{
|
|
vg->mRenderWidth = frame_width;
|
|
vg->mRenderHeight = frame_height;
|
|
vg_calculate_quad(vg);
|
|
matrix_3x3_quad_to_quad(
|
|
vg->x1, vg->y1, vg->x2, vg->y1, vg->x2, vg->y2, vg->x1, vg->y2,
|
|
/* needs to be flipped, Khronos loves their bottom-left origin */
|
|
0, frame_height, frame_width, frame_height, frame_width, 0, 0, 0,
|
|
&vg->mTransformMatrix);
|
|
vgSeti(VG_MATRIX_MODE, VG_MATRIX_IMAGE_USER_TO_SURFACE);
|
|
vgLoadMatrix(vg->mTransformMatrix.data);
|
|
|
|
vg->should_resize = false;
|
|
}
|
|
|
|
vgSeti(VG_SCISSORING, VG_FALSE);
|
|
vgClear(0, 0, width, height);
|
|
vgSeti(VG_SCISSORING, VG_TRUE);
|
|
|
|
rarch_perf_init(&vg_image, "vg_image");
|
|
retro_perf_start(&vg_image);
|
|
vg_copy_frame(vg, frame, frame_width, frame_height, pitch);
|
|
retro_perf_stop(&vg_image);
|
|
|
|
vgDrawImage(vg->mImage);
|
|
|
|
#if 0
|
|
if (msg && vg->mFontsOn)
|
|
vg_draw_message(vg, msg);
|
|
#endif
|
|
|
|
gfx_ctx_ctl(GFX_CTL_UPDATE_WINDOW_TITLE, NULL);
|
|
|
|
retro_perf_stop(&vg_fr);
|
|
|
|
gfx_ctx_ctl(GFX_CTL_SWAP_BUFFERS, NULL);
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool vg_alive(void *data)
|
|
{
|
|
gfx_ctx_size_t size_data;
|
|
bool quit = false;
|
|
unsigned temp_width = 0;
|
|
unsigned temp_height = 0;
|
|
vg_t *vg = (vg_t*)data;
|
|
|
|
size_data.quit = &quit;
|
|
size_data.resize = &vg->should_resize;
|
|
size_data.width = &temp_width;
|
|
size_data.height = &temp_height;
|
|
|
|
gfx_ctx_ctl(GFX_CTL_CHECK_WINDOW, &size_data);
|
|
|
|
if (temp_width != 0 && temp_height != 0)
|
|
video_driver_set_size(&temp_width, &temp_height);
|
|
|
|
return !quit;
|
|
}
|
|
|
|
static bool vg_focus(void *data)
|
|
{
|
|
return gfx_ctx_ctl(GFX_CTL_FOCUS, NULL);
|
|
}
|
|
|
|
static bool vg_suppress_screensaver(void *data, bool enable)
|
|
{
|
|
bool enabled = enable;
|
|
return gfx_ctx_ctl(GFX_CTL_SUPPRESS_SCREENSAVER, &enabled);
|
|
}
|
|
|
|
static bool vg_has_windowed(void *data)
|
|
{
|
|
return gfx_ctx_ctl(GFX_CTL_HAS_WINDOWED, NULL);
|
|
}
|
|
|
|
static bool vg_set_shader(void *data,
|
|
enum rarch_shader_type type, const char *path)
|
|
{
|
|
(void)data;
|
|
(void)type;
|
|
(void)path;
|
|
|
|
return false;
|
|
}
|
|
|
|
static void vg_set_rotation(void *data, unsigned rotation)
|
|
{
|
|
(void)data;
|
|
(void)rotation;
|
|
}
|
|
|
|
static void vg_viewport_info(void *data,
|
|
struct video_viewport *vp)
|
|
{
|
|
(void)data;
|
|
(void)vp;
|
|
}
|
|
|
|
static bool vg_read_viewport(void *data, uint8_t *buffer)
|
|
{
|
|
(void)data;
|
|
(void)buffer;
|
|
|
|
return true;
|
|
}
|
|
|
|
static void vg_get_poke_interface(void *data,
|
|
const video_poke_interface_t **iface)
|
|
{
|
|
(void)data;
|
|
(void)iface;
|
|
}
|
|
|
|
video_driver_t video_vg = {
|
|
vg_init,
|
|
vg_frame,
|
|
vg_set_nonblock_state,
|
|
vg_alive,
|
|
vg_focus,
|
|
vg_suppress_screensaver,
|
|
vg_has_windowed,
|
|
vg_set_shader,
|
|
vg_free,
|
|
"vg",
|
|
NULL, /* set_viewport */
|
|
vg_set_rotation,
|
|
vg_viewport_info,
|
|
vg_read_viewport,
|
|
NULL, /* read_frame_raw */
|
|
#ifdef HAVE_OVERLAY
|
|
NULL, /* overlay_interface */
|
|
#endif
|
|
vg_get_poke_interface
|
|
};
|